3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 8171748 | Indoor unit of air conditioner It is an object of the present invention to provide an indoor unit of an air conditioner including a front opening and closing panel with a structure wherein a sink is difficult to occur in a design surface. The indoor unit of the air conditioner according to the pr... | 05/08/2012 |
| 8074462 | Indoor unit of an air conditioner having variable intake suction port An indoor unit of an air conditioner includes an indoor unit casing, a front panel, and a moving mechanism. A first suction port is provided at a front surface of the indoor unit casing. The front panel is provided at the front surface of the indoor unit casing, and... | 12/13/2011 |
| 7878017 | Indoor unit of air conditioner A wall-hung type indoor unit includes a casing having an air inlet for indoor air at a front side thereof, and a receiving element provided at a lower portion of the casing and configured to receive a signal transmitted from a remote controller. The casing having a ... | 02/01/2011 |
| 7793513 | Configurable PTAC controller with alternate temperature sensors A refrigerant PTAC system, such as those commonly found in hotel rooms, can be selectively configured in a hardwire or wireless configuration with respect to its thermostat. The system is controlled in response to the better of two temperature sensors, which is dete... | 09/14/2010 |
| 7596960 | Indoor unit in air conditioner An indoor unit of an air conditioner is provided. The indoor unit has an improved airflow structure, for a rapid air conditioning of the room, a user's convenience, and an efficiency of the air conditioner. ... | 10/06/2009 |
| 7386989 | Air conditioner An air conditioner is disclosed. The air conditioner includes a frame having air suction holes formed at upper and opposite lateral surfaces thereof and an air discharge hole formed at a front surface thereof, a heat exchanger having upper, left and right heat excha... | 06/17/2008 |
| 7350370 | Air conditioner An indoor unit of an air conditioner is provided. The indoor unit includes a main chassis, a front frame, a heat exchanger and a fan, a front panel, a filter, and a filter frame. The main chassis constitutes a rear appearance. The front frame is formed on the front ... | 04/01/2008 |
| 7350371 | Indoor device of separable air conditioner Disclosed is an air conditioner enabling to perform an air purifying function in an optimum state according to a pollution level of room air, the air conditioner including a cabinet having a first air inlet for drawing in the air, and an air outlet for discharging p... | 04/01/2008 |
| 7337626 | Indoor unit in air conditioner An indoor unit of an air conditioner is provided. The indoor unit has an improved airflow structure, for a rapid air conditioning of the room, a user's convenience, and an efficiency of the air conditioner. ... | 03/04/2008 |
| 7334420 | Air conditioning unit installation The installation of an air conditioning unit upon a roof having a sloping surface includes providing a framework having a first frame and a second frame which are joined for relative reciprocal movement whereby the framework can be secured to roof and adjusted to pr... | 02/26/2008 |
| 7328589 | Cover for a through-wall air-conditioner unit A cover (30) for covering the exterior of a through-wall air-conditioner installation in a building. A sheet of material has a shape that provides a rectangular outer wall (32) for covering a rectangular outer face of the through-wall air-conditioner i... | 02/12/2008 |
| 7312993 | Electronics equipment cabinet A cabinet for electronics equipment, comprising: a compartment for installing the electronics equipment; a door for accessing the compartment; an outer duct mounted on an outer surface of the door for directing exterior air around a heat exchanger core mounted in th... | 12/25/2007 |
| 7305844 | Combined type air conditioner A combined type air conditioner is disclosed, by which manufacturing or assembly of the air conditioner is facilitated. The present invention includes a cabinet forming an exterior of the air conditioner to suck and blow an air by driving a blowing fan and an air gu... | 12/11/2007 |
| 7305801 | Air conditioning line flashing panel There is provided a flashing panel mount adapted for an air conditioning unit which is located about an exterior of a building. The panel mount features a generally rigid panel that is attachable to the building. The panel mount further features a hood member which ... | 12/11/2007 |
| 7296424 | Mounting system and method for mounting an air conditioner A mounting system is provided for mounting an air conditioner on the exterior of a building adjacent to a window with an opening defined by a window frame having a lower sill and a height to an upper horizontal frame member. The air conditioner includes a main cabin... | 11/20/2007 |
| 7275389 | Indoor unit in air conditioner An indoor unit of an air conditioner including a front frame formed at a front side of the indoor unit, forming an appearance of the indoor unit, and having a side discharge hole formed at least one side thereof. Also included is a rear cover formed at a rear side o... | 10/02/2007 |
| 7272939 | Cooling system There is a cooling system and method for its use that cools carcasses prior to their being placed into cold storage units, such as refrigeration units or freezers. The cooling system includes cooling units having a wall therein, to redirect airflow in a circular pat... | 09/25/2007 |
| 7259963 | Rack height cooling A data center includes an electronic equipment rack having a front face and a back face and a cooling unit positioned adjacent to the rack, the cooling unit having a front face and a back face, the cooling unit being configured to exhaust cooled air from the front f... | 08/21/2007 |
| 7258606 | Modular retrofit heating, ventilating and air conditioning system A modular heating, ventilation and air conditioning system including a rectangular sleeve that can be secured through an exterior wall of a building for moving air between an exterior of the building and the interior of the building, an electrical outlet fitted with... | 08/21/2007 |
| 7249466 | Indoor unit in air conditioner An indoor unit of an air conditioner is provided. The indoor unit has an improved airflow structure, for a rapid air conditioning of the room, a user's convenience, and an efficiency of the air conditioner. ... | 07/31/2007 |
| 7228697 | Integrated air conditioner having condenser casing An integrated air conditioner, including a condenser casing to house a condenser and a condenser fan therein, the condenser casing including a front plate, an upper cover extending from an upper edge of the front plate, and a plurality of hinges integrally provided ... | 06/12/2007 |
| 7216492 | Portable refrigeration unit A portable refrigeration unit for cooling a refrigerated space, the unit comprising an evaporator unit that is separable from a condensing unit, the evaporator unit and condenser unit being connected by extended lengths of flexible hosing, such that the evaporator u... | 05/15/2007 |
| 7216501 | Indoor unit for air conditioner The indoor unit for an air conditioner comprises a cross flow fan, an indoor heat exchanger, an auxiliary pipe, an indoor fan motor, a motor cover section, a front drain pan, a rear drain pan, and a communication passage. The communication passage is arranged adjace... | 05/15/2007 |
| 7191616 | Front suction/discharge type outdoor unit for air-conditioner and outdoor unit installation system using it The present invention discloses a front suction/discharge type outdoor unit for an air conditioner including: an outdoor unit casing being formed in a rectangular parallelepiped shape, having its one surface externally opened and its other surfaces closed, and being... | 03/20/2007 |
| 7181925 | Indoor unit in air conditioner An indoor unit of an air conditioner is provided. The indoor unit has an improved airflow structure, for a rapid air conditioning of the room, a user's convenience, and an efficiency of the air conditioner. ... | 02/27/2007 |
| 7182376 | Container for collecting and disposing of animal excreta A hand-held portable container (1) for collecting and disposing of animal excreta comprising a shell (5,101) having an opening for receiving excreta, the shell (5,101) having an impaling instrument including a plurality of tines (8) dispo... | 02/27/2007 |
| 7178354 | Enclosure or equipment cabinet and sealing arrangement therefor The invention relates to a sealing arrangement for an enclosure or equipment cabinet and to an attachable air conditioning device. In order to ensure a watertight, linear sealing of the air distribution spaces with the necessary protection level, sealing frames and ... | 02/20/2007 |
| 7146825 | Refrigerator Disclosed is a refrigerator comprising: a compressor installed in a machine chamber for compressing refrigerant of low temperature and low pressure into refrigerant of high temperature and high pressure; a condenser upright installed at one inner side of the machine... | 12/12/2006 |
| 7140749 | Recessed lamp mount There is disclosed a recessed cantilever mount and an installation process. The mount may comprise a cradle adapted to attach to a wall of a chassis and extend through an opening of the wall into the chassis, a retainer adapted to attach to the cradle and secure a s... | 11/28/2006 |
| 7124601 | Built-in type outdoor unit for air conditioner A built-in type compressor/condenser unit for an air conditioner is provided which prevents re-suction of discharged air. The built-in type compressor/condenser unit includes a louver frame which is installed on an inner portion of an outer wall of a building, and w... | 10/24/2006 |
| 7121105 | Window-mounted split air conditioning apparatus and method of installation A split air conditioning apparatus is readily installed at a window opening by accessible actuators. The apparatus is affirmatively prevented from falling from the window opening, both during and after installation. ... | 10/17/2006 |
| 7121110 | Air conditioning system The present invention discloses an improved air conditioning system which can supply fresh air prepared separately. A first preferred embodiment of the present invention provides an air conditioning system including an outdoor unit, an indoor unit installed in a cei... | 10/17/2006 |
| 7114346 | Low profile evaporative cooler housing A low profile evaporative cooler housing for attachment to a building includes a front panel, and an opposing rear panel that may have an extension that extends into a wall of the building. A first and second louver may extend between the front and rear panels. ... | 10/03/2006 |
| 7100395 | Built-in type outdoor unit for air conditioner The present invention discloses a built-in type outdoor unit for an air conditioner including: a louver frame being fixedly installed on a rectangular space inner wall formed on an outer wall of a building, being divided into a suction area and a discharge area, inc... | 09/05/2006 |
| 7100388 | Front suction/discharge type compressor/condenser unit for airconditioner The present invention relates to a front suction/discharge type outdoor unit for an air conditioner to provide an economical installation structure for efficiently installing a large capacity outdoor unit and provide services for easily transferring the outdoor unit... | 09/05/2006 |
| 7094142 | Portable device with interchangeable air cleaning modules for cleaning the air outside of an existing enclosed space and delivering the cleaned air into the existing enclosed space A portable device that is placed between the ambient air outside an existing enclosed space and the existing enclosed space that pulls the ambient air through an interchangeable array of air cleaning modules and delivers the cleaned air from the air cleaning modules... | 08/22/2006 |
| 6997005 | Efficient cooling system An efficient refrigeration system for mounting on the wall of a food storage structure, includes cooling coils and heat exchange vanes, and a lower inlet and an upper outlet. A centrifugal fan and motor are removably mounted as a sub-unit on mating tracks, on the su... | 02/14/2006 |
| 6948552 | Ceiling embedded type indoor unit There is disclosed a ceiling embedded type indoor unit which is reduced in height to provide a compact unit body size and which provides a large cooling/heating capability. The ceiling embedded type indoor unit comprising two air blowoff ports and embedded in a ceil... | 09/27/2005 |
| 6915841 | Flexible size air conditioner A room air conditioner is provided which includes a compressor, a condenser coil, an evaporator coil, a wall positioned between the condenser coil and the evaporator coil, a chassis for supporting said compressor, condenser coil and wall, with the evaporator coil be... | 07/12/2005 |
| 6892551 | Air conditioner In order to provide an air conditioner capable of safely discharging drain water outwards, and having good assembly properties and maintenance properties, an electrical equipment box 270 including a control substrate is placed on the side of a first side plat... | 05/17/2005 |